What are the solutions to the quadratic equation 4x2 = 64?
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x=-16 and x = 16
x= -8 and x = 8
x = -4 and x = 4
x= -2 and x = 2

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.